Sunday, November 28, 2010

Update/ Monday work

Things were looking pretty good this past Wednesday. We had the flipper module assembled and working. It was able to hit balls, but we were having issues timing the spinning of the flipper. To resolve this we have two options. Decrease the rotational speed which may cause the balls not to have enough speed to make it up the ramp, or increase the speed, and have the operator turn on the flipper every time a ball is at the bottom of the ramp.

Here's a optimistic schedule of what we could accomplish Monday the 29th.

Mon 29
-Waterjet
-cut side plates and ball hitter arm out
-Lathe
-hex shaft sleeves for double gearbox
-tensioner bolts *least important on this day
-Mill
-ream holes in side plate for motor ball bearings
- use end mill for tensioner slots
-create second double gearbox pillow block(Nate already made one)
-mill 20deg angle into side plate mounts *only if we have extra time on
mill
-mill slot in angle for ramp velcro(note, measure velcro thickness
first)
-use mill to drill mounting holes in left side support for the ball
hitter arm
*note only if we have extra time left
-Drill Press
-drill holes for track wheels in side plates
-measure planetary gearbox longer and shorter segments, drill 4 holes in delrin plate
-Other
-think of solution for mounting casters(drill holes larger in acrylic?)
-assemble and test double gearbox with machine motion.
-have bob knurl top flipper drive shaft, so we don't have slipage

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